Hair straightening brush



FIG. 1 is a bottom plan view of a hair straightening brush.

FIG. 2 is a rear elevation view of the hair straightening brush.

FIG. 3 is a right side elevation view of the hair straightening brush in which a left side view is a mirror image.

FIG. 4 is a front elevation view of the hair straightening brush.

FIG. 5 is a bottom plan view of the hair straightening brush.

FIG. 6 is a bottom, rear, right side perspective view of the hair straightening brush; and,

FIG. 7 is a top, front, right side perspective view of the hair straightening brush. 

CLAIM What is claimed is an ornamental design for a hair straightening brush, as shown and described. 